NO MISSION IS TOO UNBELIEVABLE, — NO CHALLENGE IS TOO GREAT, — NO VILLAIN IS TOO MENACING- — AND NO SISTER-CREATED CONCOCTION IS TOO WILD! Follow the adventures of this fearless 11-year-old boy, his genetically engineered su... more &raquoper dog, Dukey, and his 13-year-old super genius brainiac twin sisters who use Johnny as their guinea pig for their out-of-this-world scientific experiments. Featuring 10 gut-busting, hilarious adventures of this award-winning cartoon series.&laquo less